Features: Fitment: This tool will work on- All Ford Powerstroke 6.0L & 7.3L engines. All International VT365 & T444E engines. All Cat 3126B, 3126E, engines. Function: Monitor system performance with the analog gauge or perform an air leak test with the same tool. Easy to use: For an air leak test, simply supply shop air pressure through the Icp sensor port or available plugged oil rail port, and connect 12v to the Ipr. Premium material: This kit all made of high-quality material. It has excellent rust and corrosion-proof, which can ensure long-term trouble-free use. .